Description
The Kalashnikov KS-12 12 Ga, 3″ Chamber, 18″ Barrel, Fixed Stock, Flat Dark Earth, 5rd is a purpose-built, semi-automatic 12-gauge shotgun built on the legendary AK platform. It’s a rugged, reliable, and fast-handling firearm designed for serious use, offering the familiar controls and overbuilt durability of an AK in a potent shotgun package. I’ve put a mix of birdshot, buckshot, and slugs through this one, and it just keeps cycling.
Key Features
- AK Platform Reliability: It uses the proven long-stroke gas piston system and rotating bolt from the AK-47, scaled up for 12-gauge. This thing eats everything from light target loads to 3″ magnums.
- Fixed Stock for Control: The fixed polymer stock provides a solid, consistent cheek weld and shoulder point, making follow-up shots faster and more manageable, especially with heavy loads.
- 18″ Barrel & 5-Round Capacity: The 18-inch barrel keeps it maneuverable without sacrificing too much velocity, and the 5-round magazine is a practical balance of capacity and handling. The overall length is just over 37 inches.
- Flat Dark Earth Finish: More than just looks, the FDE finish provides a tactical advantage in many environments and is incredibly durable. It’s a sharp departure from the typical black tactical shotgun.
- Fully Ambidextrous Safety: A massive, easy-to-manipulate safety lever on both sides of the receiver—a huge upgrade for left-handed shooters or anyone running drills.
Specifications & Details
| Specification | Detail |
|---|---|
| Gauge | 12 Gauge (3″ Chamber) |
| Barrel Length | 18 Inches |
| Overall Length | 37.4 Inches |
| Weight (Unloaded) | 8.6 lbs |
| Magazine Capacity | 5 Rounds |
| Stock | Fixed Polymer |
| Finish | Flat Dark Earth |
Here’s the thing—this isn’t a refined sporting clays gun. It’s a utilitarian workhorse. The build quality is stout, with a thick, stamped steel receiver and a chrome-lined barrel that laughs at corrosion. The controls are exactly where an AK shooter expects them, and the trigger is a predictable, heavy military-style pull. At $930.59, you’re paying for a specific kind of rugged, no-frills performance that’s built to last. It ships to Missouri and compliant US states, and the process is straightforward with an FFL transfer required for firearm purchases.
Who This Shotgun Is For
This KS-12 is for the shooter who values proven mechanics over fancy features. It’s ideal for the AK enthusiast who wants a shotgun that operates exactly like their rifle. It’s a natural fit for home defense, where its reliability under stress is the top priority. It’s also a fantastic choice for a rugged, all-weather truck or ranch gun that can handle neglect and hard use. If you’re familiar with the manual of arms for a Saiga or other AK-pattern shotguns, you’ll feel right at home. The fixed stock version, like this one, offers superior control for heavier defensive loads compared to the folder.
Pros & Cons
Pros: Legendary AK reliability transferred to a 12-gauge platform. Extremely durable construction. Handles a wide variety of ammunition. The fixed stock provides excellent control for rapid fire. The FDE finish is both practical and distinctive. Fully ambidextrous safety is a great feature.
Cons: It’s heavy—at 8.6 pounds unloaded, it’s not something you’ll want to carry all day. The trigger is heavy and gritty, typical of a military AK. Magazine changes take practice compared to a tube-fed shotgun. Aftermarket support, while growing, isn’t as vast as for an AR-platform shotgun.
Frequently Asked Questions
Q: Will it cycle light target loads?
A: In my experience, yes. The gas system is adjustable, and once you set it for the lighter stuff, it runs great. I’ve had no issues with standard 2 3/4″ 7/8 oz target loads. It’s always wise to test your specific ammo, but the design is forgiving.
Q: Are magazines easy to find and are they expensive?
A: Factory 5-round and 10-round magazines are available from Kalashnikov USA and several other retailers. They’re more expensive than typical box mags but are built like tanks. The system is also compatible with many aftermarket magazines designed for the Saiga 12, which opens up more options.
Q: Can I mount optics or a light on this?
A: Absolutely. The receiver has a standard AK side rail for mounting optics like a PA Microdot or a primary arms prism sight. The barrel features a threaded choke system (chokes included), and the forend has a Picatinny rail section on the bottom, perfect for mounting a flashlight—a Streamlight TLR-1 HL fits there nicely.
If the idea of an AK’s simplicity and toughness in a 12-gauge package speaks to you, this Flat Dark Earth KS-12 is a compelling option. Check availability at firearms-missouri.com for Missouri residents and nationwide.


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